The term 'full synthetic' has become a misnomer since there is no universally accepted definition. It's now become a throw-around term for oil made with Group III, IV, or V base.
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2013 Cadillac ATS Performance, 3.6L
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Formerly:
2012 GT Automatic, Kona Blue w/Stone interior
The usual exhaust mods, JLT CAI, Brenspeed tune, BMR LCAs
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